Honeycrisp is still a grandchild of golden delicious, though as it turns out not the one the university intended. They claimed it was Macoun and Honeygold but it was a different one of their test experiments after genetic testing.
Yes, I think both enterprise and honey crisp partially descend from golden delicious, but golden and red delicious are not actually closely related
Yes, I think both enterprise and honey crisp partially descend from golden delicious, but golden and red delicious are not actually closely related